EP 0222512 A2 19870520 - Malonate compounds useful as light stabilizers for plastics.
Title (en)
Malonate compounds useful as light stabilizers for plastics.
Title (de)
Als Lichtstabilisator für Kunststoffe verwendbare Malonatverbindungen.
Title (fr)
Composés maloniques utiles comme stabilisateurs contre la lumière pour plastiques.
Publication
Application
Priority
- US 78679885 A 19851011
- US 90162486 A 19860829
Abstract (en)
Malonate-based spiroacetals of polyalkylpiperidin-4-ones are useful light stabilizers for synthetic polymer resins such as polyolefins, and in particular, polypropylene.
IPC 1-7
IPC 8 full level
C07D 491/113 (2006.01); C07D 519/00 (2006.01); C08G 63/685 (2006.01); C08G 69/26 (2006.01); C08K 5/34 (2006.01); C08K 5/3432 (2006.01); C08K 5/3435 (2006.01); C08L 101/00 (2006.01)
CPC (source: EP US)
C07D 519/00 (2013.01 - EP US); C08G 63/6856 (2013.01 - EP US); C08G 69/26 (2013.01 - EP US); C08K 5/3435 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0222512 A2 19870520; EP 0222512 A3 19881207; EP 0222512 B1 19960731; AT E140921 T1 19960815; AU 593026 B2 19900201; AU 6369886 A 19870416; CA 1287057 C 19910730; DE 3650549 D1 19960905; DE 3650549 T2 19970206; ES 2090005 T3 19961016; GR 3020778 T3 19961130; JP H0764850 B2 19950712; JP S62116584 A 19870528; US 4710527 A 19871201
DOCDB simple family (application)
EP 86307878 A 19861010; AT 86307878 T 19861010; AU 6369886 A 19861009; CA 520346 A 19861010; DE 3650549 T 19861010; ES 86307878 T 19861010; GR 960400472 T 19960814; JP 24117886 A 19861009; US 90162486 A 19860829